Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread sthaug
> Was just trying to get more info from large networks about whether how some > of the things that make theoretical logical sense actually work out in > practice that way e.g. whether fixed header size and the fewer headers > required to decode to read an IPv6 packet (with respect to IPv4) really m

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Frank Habicht
On 1/19/2014 7:00 AM, Mukom Akong T. wrote: > On Sat, Jan 18, 2014 at 4:22 PM, Nick Hilliard wrote: >> extension headers are a poor idea because it's troublesome to process them >> on cheap hardware. > > Have you found them to be more troublesome to process than IPv4 options > are/were? at what

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Mukom Akong T.
Thank you for your responses Saku, On Sat, Jan 18, 2014 at 5:00 PM, Saku Ytti wrote: > > > 2. lack of checksum >- in some instances packet corruption maybe impossible to detect in > network > How prevalent is this problem? There might be not point fixing a problem with a 0.2% probability o

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Mukom Akong T.
On Sat, Jan 18, 2014 at 4:22 PM, Nick Hilliard wrote: > extension headers are a poor idea because it's troublesome to process them > on cheap hardware. > Have you found them to be more troublesome to process than IPv4 options are/were? > Because of this, packets with any sort of extension >

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Mukom Akong T.
Thank you all for your insightful responses (please keep them coming). On Sat, Jan 18, 2014 at 9:51 PM, Mark Tinka wrote: > It could (as a function of raw traffic). > > What's the concern, unless we misunderstand? > Was just trying to get more info from large networks about whether how some of

Re: best practice for advertising peering fabric routes

2014-01-18 Thread Martin Pels
Hello Leo, On Wed, 15 Jan 2014 08:18:13 -0600 Leo Bicknell wrote: > This whole problem smacks to me of exchange points that are "too big to > fail". Since some of these exchanges are so big, everyone else must bend to > their needs. I think the world would be a better place if some of these

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread joel jaeggli
On 1/18/14, 10:30 AM, John van Oppen wrote: > This is exactly what pushed us into 6PE... it was the only way to make > performance similar to v4 from a routing standpoint. This statement is a bit facile... What platform are you referring to? > John @ AS11404 > > signature.asc Description

RE: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread John van Oppen
This is exactly what pushed us into 6PE... it was the only way to make performance similar to v4 from a routing standpoint. John @ AS11404

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Mark Tinka
On Saturday, January 18, 2014 06:07:59 PM Mukom Akong T. wrote: > Would a routing device process (while forwarding for > example) more IPv6 packets than IPv4? It could (as a function of raw traffic). What's the concern, unless we misunderstand? Mark. signature.asc Description: This is a digi

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Mark Tinka
On Saturday, January 18, 2014 06:09:58 AM Mukom Akong T. wrote: > Does anyone have any experiences or insights to share on > how more (or less) efficient routing is with IPv6? Any > specific thoughts with respect to how the following > characteristics help or not with routing efficiency? - > fix

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Mukom Akong T.
On 18 Jan 2014 09:42, wrote: > > > please define "efficient" in this context. Would a routing device process (while forwarding for example) more IPv6 packets than IPv4? Not a dictionary definition > > /bill > > On Sat, Jan 18, 2014 at 08:09:58AM +0400, Mukom Akong T. wrote: > > Hello folks, >

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Saku Ytti
On (2014-01-18 12:22 +), Nick Hilliard wrote: > On 18/01/2014 04:09, Mukom Akong T. wrote: > > Does anyone have any experiences or insights to share on how more (or > > less) efficient routing is with IPv6? Any specific thoughts with respect to > > how the following characteristics help or no

Re: Experiences with IPv6 and Routing Efficiency

2014-01-18 Thread Nick Hilliard
On 18/01/2014 04:09, Mukom Akong T. wrote: > Does anyone have any experiences or insights to share on how more (or > less) efficient routing is with IPv6? Any specific thoughts with respect to > how the following characteristics help or not with routing efficiency? > - fixed header size > - Extens

Re: best practice for advertising peering fabric routes

2014-01-18 Thread Florian Weimer
* Patrick W. Gilmore: > NEVER EVER EVER put an IX prefix into BGP, IGP, or even static > route. An IXP LAN should not be reachable from any device not > directly attached to that LAN. Period. > > Doing so endangers your peers & the IX itself. It is on the order of > not implementing BCP38, except